μεταλαμβάνειν
From LSJ
πρῶτον μὲν οὖν ὄστρεια παρὰ Νηρεῖ τινι ἰδὼν γέροντι φυκί ἠμφιεσμένα ἔλαβον ἐχίνους τ' ἐστὶ γὰρ προοίμιον δείπνου χαριέντως ταῦτα πεπρυτανευμένου → So first I spotted oysters wrapped in seaweed at the shop of some old Nereus, and sea urchins, which I bought; these were the appetizers for a delightfully managed dinner
Greek > English (Woodhouse Verbs Reversed)
(see also μεταλαμβάνω): be concerned in, have a hand in, have a share in, have share in, join in, share in, take a share in, take in exchange, take part in
Lexicon Thucydideum
participem esse, to share in, 1.39.3, 3.55.3,
commutare, to change, 1.120.3, 6.18.3, 6.87.5.